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| author | Rich Felker <dalias@aerifal.cx> | 2011-08-06 20:09:51 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2011-08-06 20:09:51 -0400 |
| commit | 98acf04fc00cbded6169056f2cd541d31725c091 (patch) | |
| tree | f792014c7cbc4deee8c3de9b511d9e7329f2bf0d /src/process/fork.c | |
| parent | 338b663ddb64ecf8a62ad0d1020a29587e0ca81b (diff) | |
| download | musl-98acf04fc00cbded6169056f2cd541d31725c091.tar.gz musl-98acf04fc00cbded6169056f2cd541d31725c091.tar.xz musl-98acf04fc00cbded6169056f2cd541d31725c091.zip | |
use weak aliases rather than function pointers to simplify some code
Diffstat (limited to 'src/process/fork.c')
| -rw-r--r-- | src/process/fork.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/process/fork.c b/src/process/fork.c index 7530ff93..a8bdbe0b 100644 --- a/src/process/fork.c +++ b/src/process/fork.c @@ -3,10 +3,16 @@ #include "libc.h" #include "pthread_impl.h" +static void dummy(int x) +{ +} + +weak_alias(dummy, __fork_handler); + pid_t fork(void) { pid_t ret; - if (libc.fork_handler) libc.fork_handler(-1); + __fork_handler(-1); ret = syscall(SYS_fork); if (libc.main_thread && !ret) { pthread_t self = __pthread_self(); @@ -15,6 +21,6 @@ pid_t fork(void) libc.threads_minus_1 = 0; libc.main_thread = self; } - if (libc.fork_handler) libc.fork_handler(!ret); + __fork_handler(!ret); return ret; } |